摘要:
A broadcast variable. Broadcast variables allow the programmer to keep a read-only variable cached on each machine rather than shipping a copy of it w 阅读全文
摘要:
1.数据字段解释 affairs:一年来婚外情的频率 gender:性别 age:年龄 yearsmarried:婚龄 children:是否有小孩 religiousness:宗教信仰程度(5分制,1分表示反对,5分表示非常信仰) education:学历 occupation:职业(逆向编号的戈 阅读全文